Change phone number of personal hotmail account and can't login. Have to recover it

Hi! Please first go to the password reset page: https://account.live.com/password/reset Fill in your email address and click Next. Click the 'Use a different verification option', followed by the 'Show more verification methods'. One more on the 'I don't have any of these'. Next screen should be the 'recovery code'. Click No. In the next screen you can add the details (old account / working email address + captcha) how MSFT can contact you. Kind regards.